/**
 * Created by python on 21-2-2.
 */
let vm = new Vue({
    el: '#app', // 通过ID选择器找到绑定的HTML
    // 修改Vue读取变量的语法
    delimiters: ['[[', ']]'],

    data:{//数据对象
        // v-model
        username: '',
        password: '',
        password2: '',
        mobile: '',
        allow: '',
        image_code_url: '',
        uuid: '',
        image_code: '',
        sms_code_tip: '获取短信验证码',
        send_flag: false,
        sms_code: '',

        // v-show
        error_name: false,
        error_password: false,
        error_password2: false,
        error_mobile: false,
        error_allow: false,
        error_image_code: false,
        error_sms_code: false,

        // error_message
        error_name_message: '',
        error_mobile_message: '',
        error_image_code_message: '',
        error_sms_code_message: '',
    },
    mounted() {// 页面加载完被调用
        // 生成图形验证码
        this.generate_image_code();


    },
    methods:{// 定义和实现事件的方法
        // 校验短信验证码
        check_sms_code(){
            if(this.sms_code.length != 6){
                this.error_sms_code_message = '请填写短信验证码';
                this.error_sms_code = true;
            }else {
                this.error_sms_code = false;
            }
        },
        // 发送短信验证码
        send_sms_code() {
            // 避免恶意用户频繁点击短信验证码
            if (this.send_flag == true){
                return;
            }
            this.send_flag = true;

            // 校验数据 mobile, image_code
            // this.check_mobile();
            this.check_image_code();
            if (this.error_mobile == true || this.error_image_code == true){
                this.send_flag = false;
                return;
            }

            let url = '/sms_codes/' +this.mobile+ '/?image_code=' + this.image_code + '&uuid=' + this.uuid;
            axios.get(url, {
                responseType: 'json'
            })
                .then(response => {
                    if (response.data.code == '0'){
                        // 60秒倒计时
                        // setInterval('回调函数','时间间隔')
                        let num = 60;
                        let t = setInterval(() => {
                            if (num == 1){ // 倒计时即将结束
                                // 停止回调函数
                                clearInterval(t);
                                // 还原sms_code_tip提示
                                this.sms_code_tip = '获取短信验证码';
                                // 重新生成图形验证码
                                this.generate_image_code();
                                this.send_flag = false;

                            }else { // 正在倒计时
                                num--;
                                this.sms_code_tip = num + '秒';
                            }
                        }, 1000)

                    }else {
                        if (response.data.code == '4001'){// 图形验证码错误
                            this.error_image_code_message = response.data.errmsg;
                            this.error_image_code = true;
                        }else {
                            this.error_sms_code_message = response.data.errmsg;
                            this.error_sms_code = true;
                        }

                        this.generate_image_code();
                        this.send_flag = false;
                    }
                })
                .catch(error => {
                    console.log(error.response);
                    this.send_flag = false;
                })
        },
         // 生成图形验证码
        generate_image_code() {
            this.uuid = generateUUID();
            this.image_code_url = '/image_codes/' + this.uuid + '/';
        },

        // 校验用户名
        check_username(){
            let re = /^[a-zA-Z0-9_-]{5,20}$/;
            if (re.test(this.username)){
                this.error_name = false;
            }else {
                this.error_name_message = '请输入5-20个字符的用户名';
                this.error_name = true;
            }
            // 判断用户名是否重复注册
            if (this.error_name == false){// 只有当用户输入的用户名满足条件才去判断
                let url = '/usernames/' + this.username + '/count/';
                console.log(url);
                axios.get(url,{
                    responseType: 'json'
                })
                    .then(response => {

                        if(response.data.count == 1){
                            this.error_name = true;
                            this.error_name_message = '用户名已存在';
                        }else{
                            this.error_name = false;
                        }

                    })
                    .catch(error => {
                        console.log(error.response);

                    })
            }
        },
        // 校验密码
        check_password(){
            let re = /^[0-9A-Za-z]{8,20}$/;
            if (re.test(this.password)) {
                this.error_password = false;
            } else {
                this.error_password = true;
        }

        },
        // 校验确认密码
        check_password2(){
            if (this.password != this.password2){
                this.error_password2 = true;

            }else{
                this.error_password2 = false;

            }
        },
        // 校验手机号
        check_mobile(){
            let re = /^1[3-9]\d{9}$/;
            if(re.test(this.mobile)){
                this.error_mobile = false;
            }else{
                this.error_mobile_message = '您输入的手机号格式不正确';
                this.error_mobile = true;
            }
            if (this.error_mobile == false){
                let url = '/mobiles/' + this.mobile + '/count/';
                axios.get(url, {
                    contentType: 'json'
                })
                    .then(response => {
                        if (response.data.count == 1){
                            this.error_mobile = true;
                            this.error_mobile_message = '手机号已存在';

                        }else{
                            this.error_mobile = false;
                        }
                    })
                    .catch(error => {
                        console.log(error.response);
                    })
            }
        },

        // 校验图形验证码
        check_image_code(){
            if (this.image_code.length != 4){
                this.error_image_code_message = '请输入图形验证码';
                this.error_image_code = true;
            }else {
                this.error_image_code = false;
            }
        },
        // 校验是否勾选协议
        check_allow(){
            if (!this.allow){
                this.error_allow = true;
            }else {
                this.error_allow = false;
            }

        },
        // 监听表单提交事件
        on_submit(){
            this.check_username();
            this.check_password();
            this.check_password2();
            this.check_mobile();
            this.check_sms_code();
            this.check_allow();

            if(this.error_name == true || this.error_password == true || this.error_password2 == true
                || this.error_mobile == true || this.error_sms_code == true ||this.error_allow == true) {
                // 禁用表单的提交
                window.event.returnValue = false;
            }
        },
    }
    
});